in ethanol addn. of ligand to soln. of Au-compd., colorless ppt., heated at reflux for 3h, cooled to room temp.; filtered, washed (anhydrous ether), vac.-dried; elem. anal.;

Li[(C2H5)3BH] in pentane HAuCl4*H2O dissolved in surfactant soln. - (ethyleneglycol)x mono-n-dodecyl ether (x in the range of 4-8) (pentane); lithium triethylborohydride(under Ar); clusters stabilized by dodecanethiol; surfactant extracted with n-methylformamide; n-methylformamide extracted with deionized water, followed byextraction with soln. NaOH;